Hammock stand



FIG. 1 is a perspective view of the hammock stand showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a top plan view of thereof; and,

FIG. 7 is a bottom plan view of thereof.

CLAIM The ornamental design for a hammock stand, as shown and described.